mirror of
https://github.com/linux-apfs/apfstests.git
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Dave Chinner
1ff4192932
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
116 lines
3.8 KiB
Bash
Executable File
116 lines
3.8 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2015 SUSE Linux Products GmbH. All Rights Reserved.
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#
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# FS QA Test No. btrfs/084
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#
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# Test for incremental send where the difference between the parent and send
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# snapshots is that for a subtree with the same path in both snapshots (p1/p2),
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# the root directories were swapped.
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#
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# This issue was fixed by the following linux kernel btrfs patch:
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#
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# Btrfs: incremental send, clear name from cache after orphanization
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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rm -fr $send_files_dir
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rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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# real QA test starts here
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_supported_fs btrfs
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_supported_os Linux
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_require_scratch
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_require_fssum
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send_files_dir=$TEST_DIR/btrfs-test-$seq
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rm -f $seqres.full
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rm -fr $send_files_dir
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mkdir $send_files_dir
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_scratch_mkfs >>$seqres.full 2>&1
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_scratch_mount
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mkdir -p $SCRATCH_MNT/data/n1/n2/p1/p2
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mkdir $SCRATCH_MNT/data/n4
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mkdir -p $SCRATCH_MNT/data/p1/p2
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# Filesystem looks like:
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#
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# . (ino 256)
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# |---- data (ino 257)
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# |---- n1/ (ino 258)
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# | |---- n2/ (ino 259)
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# | |---- p1/ (ino 260)
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# | |---- p2/ (ino 261)
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# |
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# |---- n4/ (ino 262)
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# |---- p1/ (ino 263)
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# |---- p2/ (ino 264)
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#
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_run_btrfs_util_prog subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap1
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# Now move directories around such that for the subtrees with the path "p1/p2"
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# we end up swapping the parents, that is, inode 263 becomes the parent of
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# inode 261 and inode 260 becomes the parent of inode 264. This makes the send
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# stream orphanize the inodes 263 and 264, and we want to verify the respective
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# rename operations don't fail, that they don't use incorrect paths.
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mv $SCRATCH_MNT/data/p1/p2 $SCRATCH_MNT/data
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mv $SCRATCH_MNT/data/n1/n2/p1/p2 $SCRATCH_MNT/data/p1
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mv $SCRATCH_MNT/data/p2 $SCRATCH_MNT/data/n1/n2/p1
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mv $SCRATCH_MNT/data/n1/n2 $SCRATCH_MNT/data/p1
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mv $SCRATCH_MNT/data/p1 $SCRATCH_MNT/data/n4
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mv $SCRATCH_MNT/data/n4/p1/n2/p1 $SCRATCH_MNT/data
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# Filesystem now looks like:
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#
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# . (ino 256)
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# |---- data (ino 257)
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# |---- n1/ (ino 258)
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# |---- n4/ (ino 262)
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# | |---- p1/ (ino 263)
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# | |---- n2/ (ino 259)
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# | |---- p2/ (ino 261)
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# |
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# |---- p1/ (ino 260)
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# |---- p2/ (ino 264)
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#
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_run_btrfs_util_prog subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap2
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run_check $FSSUM_PROG -A -f -w $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1
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run_check $FSSUM_PROG -A -f -w $send_files_dir/2.fssum \
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-x $SCRATCH_MNT/mysnap2/mysnap1 $SCRATCH_MNT/mysnap2
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_run_btrfs_util_prog send -f $send_files_dir/1.snap $SCRATCH_MNT/mysnap1
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_run_btrfs_util_prog send -p $SCRATCH_MNT/mysnap1 -f $send_files_dir/2.snap \
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$SCRATCH_MNT/mysnap2
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# Now recreate the filesystem by receiving both send streams and verify we get
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# the same content that the original filesystem had.
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_scratch_unmount
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_scratch_mkfs >>$seqres.full 2>&1
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_scratch_mount
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_run_btrfs_util_prog receive -f $send_files_dir/1.snap $SCRATCH_MNT
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run_check $FSSUM_PROG -r $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1
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_run_btrfs_util_prog receive -f $send_files_dir/2.snap $SCRATCH_MNT
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run_check $FSSUM_PROG -r $send_files_dir/2.fssum $SCRATCH_MNT/mysnap2
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echo "Silence is golden"
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status=0
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exit
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